Political leaders arrive at the White House, including Senators Dirksen, Fulbright, Mansfield, and Humphrey

Limousine pulls up to White House, in Washington, DC, and Senate Minority leader, Everett Dirksen steps out. and enters the White House. U.S. Secretary of Labor, William Willard Wirtz, follows a companion out of a car and walks into the White House.They are greeted at the door by Senator J. William Fullbright, of Arkansas. Senate Majority leader, Mike Mansfield, of Montana arrives. U.S. Senate Democratic Whip Hubert Horatio Humphrey also enters the White House